#include<stdio.h>
#include<stdlib.h>

typedef struct list
{
    int num;
    double data;
    struct list *next;
}node;

void insert(node *s, int num, double data)
    {
        while(s->next != NULL)
        {
            s = s->next;
        }
        s->next = (node*) malloc(sizeof(node));
        s->next->num = num;
        s->next->data = data;
        s->next->next = NULL;
    }

void display(node *s)
    {
        while(s->next != NULL)
        {
            printf("%d %.1f\n",s->next->num, s->next->data);
            s = s->next;
        }
    }
int main()
    {
        node *head1 = (node*) malloc(sizeof(node));
        node *head2 = (node*) malloc(sizeof(node));
        head1->next = head2;
        head2->next = NULL;



        /*Inserting Data*/
        printf("======Inserting data=========\n");
        insert(head1,4, 1.2);
        insert(head2,7, 1.8);


        /*Displaying Data*/
        display(head1);

    }